Answer / aditya raj

// magic square for odd numbers....

#include<stdio.h>
main()
{
int n;
scanf("%d",&n);
int a[n][n],i,j;
int row[n],col[n],dia[2]={0};
for(i=0;i<n;i++)
{
row[i]=0;
col[i]=0;
}
int num=1;
int nn=n*3/2;
for(i=0; i < n; i++)
for(j=0; j < n; j++)

a[(j-i+nn)%n][(i*2-j+n)%n]=num++;

for(i=0; i < n; i++)
{ for(j=0; j < n; j++)
{
printf("%d ",a[i][j]);

}

printf("\n");
}
}

Answer / anurag

This is the link to read something about the magic aquare.
try it.
htp://mathworld.wolfram.com/MagicSquare.html

Answer / aditya raj

// magic square for odd numbers....

#include<stdio.h>
main()
{
int n;
scanf("%d",&n);
int a[n][n],i,j;
int row[n],col[n],dia[2]={0};
for(i=0;i<n;i++)
{
row[i]=0;
col[i]=0;
}
int num=1;
int nn=n*3/2;
for(i=0; i < n; i++)
for(j=0; j < n; j++)

a[(j-i+nn)%n][(i*2-j+n)%n]=num++;

for(i=0; i < n; i++)
{ for(j=0; j < n; j++)
{
printf("%d ",a[i][j]);

}

printf("\n");
}
}

Answer / radhika

Nine

write a c program to Create employee record by taking details like name, employee id, address and phone number. While taking the phone number, take either landline or mobile number. Ensure that the phone numbers of the employee are unique. Also display all the details

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source code for delete data in array for c

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main() { main(); }

1 Answers  

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main(){ char a[100]; a[0]='a';a[1]]='b';a[2]='c';a[4]='d'; abc(a); } abc(char a[]){ a++; printf("%c",*a); a++; printf("%c",*a); }

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void main() { int c; c=printf("Hello world"); printf("\n%d",c); }

2 Answers  

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#include<stdio.h> void fun(int); int main() { int a; a=3; fun(a); printf("\n"); return 0; } void fun(int i) { if(n>0) { fun(--n); printf("%d",n); fun(--n); } } the answer is 0 1 2 0..someone explain how the code is executed..?

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Is the following code legal? struct a { int x; struct a b; }

1 Answers  

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Write out a function that prints out all the permutations of a string. For example, abc would give you abc, acb, bac, bca, cab, cba. You can assume that all the characters will be unique.

5 Answers   IITR, Microsoft, Nike,

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main() { float f=5,g=10; enum{i=10,j=20,k=50}; printf("%d\n",++k); printf("%f\n",f<<2); printf("%lf\n",f%g); printf("%lf\n",fmod(f,g)); }

1 Answers  

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main() { unsigned int i=65000; while(i++!=0); printf("%d",i); }

1 Answers  

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main() { unsigned char i=0; for(;i>=0;i++) ; printf("%d\n",i); }

1 Answers  

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In the following pgm add a stmt in the function fun such that the address of 'a' gets stored in 'j'. main(){ int * j; void fun(int **); fun(&j); } void fun(int **k) { int a =0; /* add a stmt here*/ }

1 Answers  

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